This is a lyrical masterpiece of devotion of Vishnu by Sri Yamunacharya, the predecessor of Sri Ramanuja. Sanskrit text, with English transliteration, translation and notes.
If a piece of burning charcoal be placed on a man's head, see how he struggles to throw it off. Similar will be the struggle for freedom of those who really understand that they are slaves of nature.
-Swami Vivekananda